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<html><body><h1>The textarea required attribute</h1><form action="/action_page.php"><textarea rows="4" cols="50" name="comment" required></textarea><input type="submit"></form></body></html><html><body><h1>The textarea required attribute</h1><form action="/action_page.php"><textarea rows="4" cols="50" name="comment" required></textarea><input type="submit"></form></body></html>